* IPv6 support (everything, with the exception of the GeoIP feature is now fully IPv6 compliant).
* New IPCbot.plugin to announce forum topics and replies on an IRC channel of your choice.
* New option to allow users to edit their own posts, even after someone replied to it.
* Upgrade script was improved.
* Translation updates.
* Some other minor fixes.

Please note that the final 3.0.4 release will be the fifth and terminal release of the 3.0 series. Users on older releases will have to upgrade to 3.0.4 before they will be allowed to upgrade to subsequent releases. So, please test it furiously and help us to ensure that FUDforum 3.0.4 is a good and solid release!